Motorola APX 7000 Basic Service Manual page 246

Sec 2: 8-26
2. Align the D-shaped part of the Frequency Shaft with the D-shape hole in the
Frequency Knob (13) and press the Frequency Knob into place.
NOTE: Considerable force is needed to press the knobs into place. The use of a solid
8.9.1.3 Assemble VOCON Board Assembly (G)
1. Inspect the Main Chassis (4) sealing surfaces to make sure there is no surface irregularities
such as scratches or indentations. Clean any debris or other foreign material.
2. Inspect the two thermal pads (9) on the front and back of the unit along with the
Coin Cell Pad (8) to confirm pads are clean and free of debris as shown in
3. Orient the Main Chassis (4) with the Frequency Knob (13) on top. Insert the
VOCON Board Assembly (30) into the chassis starting at a 45° angle and rotate the board
into place. Ensure the control top flex is located below the PCB, and is not being pinched
between the PCB and the casting. See
surface may be required. If used, the surface should be covered with a rubbery
covering to prevent markings on the knobs.
Sealing Surface
Thermal Pads (9)
Figure 8-38. Inspect Pads
VOCON Board Assembly (G)
Figure 8-39. Insert VOCON Board
Disassembly/Reassembly Procedures: Radio Reassembly
Coin Cell Pad (8)
Figure 8-39.
Figure 8-38.